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a particle would take a time t1 to move down a straight tunnel from the surface of the earth to its centre . if g is assumed to be a constant, time taken would be t2. Find t1/t2. {source physics galaxy by ashish arora}

a particle would take a time t1 to move down a straight tunnel from the surface of the earth to its centre .
if g is assumed to be a constant, time taken would be t2.
Find t1/t2.
{source physics galaxy by ashish arora}

Grade:11

1 Answers

Shobhit Varshney IIT Roorkee
askIITians Faculty 33 Points
9 years ago
Hi,

in the first case, the acceleration would be x dependent. Form the differential equation and integrate it to calculate t1.

In second case , acceleration = constant. find t2 using equation of motion.

Thanks.......................................................................................................................

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